EP4025375A4 - MICRO-MACHINING PROCESS BY LASER-ASSISTED EXPULSION AND MATERIAL PHASE CHANGE - Google Patents

MICRO-MACHINING PROCESS BY LASER-ASSISTED EXPULSION AND MATERIAL PHASE CHANGE Download PDF

Info

Publication number
EP4025375A4
EP4025375A4 EP20884709.5A EP20884709A EP4025375A4 EP 4025375 A4 EP4025375 A4 EP 4025375A4 EP 20884709 A EP20884709 A EP 20884709A EP 4025375 A4 EP4025375 A4 EP 4025375A4
Authority
EP
European Patent Office
Prior art keywords
expulsion
micro
laser
change
machining process
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20884709.5A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4025375A1 (en
Inventor
Prashant Patil
Neil Gershenfeld
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Massachusetts Institute of Technology
Original Assignee
Massachusetts Institute of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Massachusetts Institute of Technology filed Critical Massachusetts Institute of Technology
Publication of EP4025375A1 publication Critical patent/EP4025375A1/en
Publication of EP4025375A4 publication Critical patent/EP4025375A4/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
    • B81C1/00436—Shaping materials, i.e. techniques for structuring the substrate or the layers on the substrate
    • B81C1/00523—Etching material
    • B81C1/00547—Etching processes not provided for in groups B81C1/00531 - B81C1/00539
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • B23K26/382—Removing material by boring or cutting by boring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/0006—Working by laser beam, e.g. welding, cutting or boring taking account of the properties of the material involved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
    • B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
    • B23K26/354—Working by laser beam, e.g. welding, cutting or boring for surface treatment by melting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/362—Laser etching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/40—Removing material taking account of the properties of the material involved
    • B23K26/402—Removing material taking account of the properties of the material involved involving non-metallic material, e.g. isolators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
    • B81C1/00436—Shaping materials, i.e. techniques for structuring the substrate or the layers on the substrate
    • B81C1/00555—Achieving a desired geometry, i.e. controlling etch rates, anisotropy or selectivity
    • B81C1/00611—Processes for the planarisation of structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
    • B81C1/00865—Multistep processes for the separation of wafers into individual elements
    • B81C1/00904—Multistep processes for the separation of wafers into individual elements not provided for in groups B81C1/00873 - B81C1/00896
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/36—Electric or electronic devices
    • B23K2101/40—Semiconductor devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C2201/00—Manufacture or treatment of microstructural devices or systems
    • B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
    • B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
    • B81C2201/0118—Processes for the planarization of structures
    • B81C2201/0125—Blanket removal, e.g. polishing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C2201/00—Manufacture or treatment of microstructural devices or systems
    • B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
    • B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
    • B81C2201/0128—Processes for removing material
    • B81C2201/0143—Focussed beam, i.e. laser, ion or e-beam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C2203/00—Forming microstructural systems
    • B81C2203/03—Bonding two components
    • B81C2203/032—Gluing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C2203/00—Forming microstructural systems
    • B81C2203/05—Aligning components to be assembled
    • B81C2203/052—Passive alignment, i.e. using only structural arrangements or thermodynamic forces without an internal or external apparatus
    • B81C2203/054—Passive alignment, i.e. using only structural arrangements or thermodynamic forces without an internal or external apparatus using structural alignment aids, e.g. spacers, interposers, male/female parts, rods or balls

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Geometry (AREA)
  • Micromachines (AREA)
  • Laser Beam Processing (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
EP20884709.5A 2019-11-08 2020-11-08 MICRO-MACHINING PROCESS BY LASER-ASSISTED EXPULSION AND MATERIAL PHASE CHANGE Pending EP4025375A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962932914P 2019-11-08 2019-11-08
PCT/US2020/059587 WO2021092527A1 (en) 2019-11-08 2020-11-08 Laser-assisted material phase-change and expulsion micro-machining process

Publications (2)

Publication Number Publication Date
EP4025375A1 EP4025375A1 (en) 2022-07-13
EP4025375A4 true EP4025375A4 (en) 2024-02-28

Family

ID=75847294

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20884709.5A Pending EP4025375A4 (en) 2019-11-08 2020-11-08 MICRO-MACHINING PROCESS BY LASER-ASSISTED EXPULSION AND MATERIAL PHASE CHANGE

Country Status (11)

Country Link
US (1) US12077432B2 (es)
EP (1) EP4025375A4 (es)
JP (1) JP7279263B2 (es)
KR (1) KR102669738B1 (es)
CN (2) CN114728370B (es)
AU (1) AU2020378152B2 (es)
BR (1) BR112022007843A2 (es)
CA (1) CA3158185A1 (es)
MX (1) MX2022005395A (es)
NZ (1) NZ786842A (es)
WO (1) WO2021092527A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021092527A1 (en) 2019-11-08 2021-05-14 Massachusetts Institute Of Technology Laser-assisted material phase-change and expulsion micro-machining process
FR3118488B1 (fr) * 2020-12-24 2024-04-12 Commissariat Energie Atomique Dispositif de détection photoacoustique comportant une membrane de protection
DE102021206956A1 (de) * 2021-07-02 2023-01-05 Q.ant GmbH Verfahren zum Bilden von freistehenden Mikrostrukturen an einem Diamant-Kristall und Diamant-Kristall
CN115480598B (zh) * 2022-08-15 2023-09-29 北京空间机电研究所 一种离子束加工过程中光学镜面温度控制方法及测控系统
US20240224430A1 (en) * 2023-01-04 2024-07-04 Prashant Patil Systems and methods for manufacturing printed circuit boards

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080108122A1 (en) * 2006-09-01 2008-05-08 State of Oregon acting by and through the State Board of Higher Education on behalf of Oregon Microchemical nanofactories
US20120125892A1 (en) * 2010-07-26 2012-05-24 Hamamatsu Photonics K.K. Laser processing method

Family Cites Families (16)

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US4642160A (en) 1985-08-12 1987-02-10 Interconnect Technology Inc. Multilayer circuit board manufacturing
JPH0332486A (ja) * 1989-06-29 1991-02-13 Jujo Paper Co Ltd 光加工方法
US5330441A (en) * 1993-04-30 1994-07-19 American Cyanamid Company Surgical suturing needle and method for making same
JPH10261862A (ja) * 1997-03-17 1998-09-29 Matsushita Electric Works Ltd 回路板の製造方法
JP2001002010A (ja) 1999-06-18 2001-01-09 Ishida Co Ltd 包装装置
JP2001020100A (ja) * 1999-07-08 2001-01-23 Hitachi Electronics Eng Co Ltd 磁気記録媒体用ディスクの電解加工装置及び加工方法
US20020074520A1 (en) * 2000-12-15 2002-06-20 Xerox Corporation Substantially seamless electrostatographic member fabrication apparatus
US6949449B2 (en) * 2003-07-11 2005-09-27 Electro Scientific Industries, Inc. Method of forming a scribe line on a ceramic substrate
WO2010031379A1 (de) * 2008-09-17 2010-03-25 Trumpf Laser Gmbh + Co. Kg Verfahren zum schneidgaslosen laserschmelzschneiden
US20100078418A1 (en) * 2008-09-26 2010-04-01 Electro Scientific Industries, Inc. Method of laser micro-machining stainless steel with high cosmetic quality
LT2569802T (lt) * 2010-05-11 2017-12-27 Ultra High Vacuum Solutions Ltd. T/A Nines Engineering Fotogalvaninių elementų silicio plokštelių paviršiaus tekstūros keitimo reguliavimo būdas
JP2014130962A (ja) * 2012-12-28 2014-07-10 Ibiden Co Ltd キャビティの形成方法、キャビティの形成装置、プログラム、配線板の製造方法、及び配線板
US9701563B2 (en) 2013-12-17 2017-07-11 Corning Incorporated Laser cut composite glass article and method of cutting
US9517963B2 (en) * 2013-12-17 2016-12-13 Corning Incorporated Method for rapid laser drilling of holes in glass and products made therefrom
CN106498484A (zh) * 2016-10-25 2017-03-15 河北工业大学 一种复杂黄铜的电解抛光方法
WO2021092527A1 (en) 2019-11-08 2021-05-14 Massachusetts Institute Of Technology Laser-assisted material phase-change and expulsion micro-machining process

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080108122A1 (en) * 2006-09-01 2008-05-08 State of Oregon acting by and through the State Board of Higher Education on behalf of Oregon Microchemical nanofactories
US20120125892A1 (en) * 2010-07-26 2012-05-24 Hamamatsu Photonics K.K. Laser processing method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021092527A1 *

Also Published As

Publication number Publication date
WO2021092527A1 (en) 2021-05-14
JP7279263B2 (ja) 2023-05-22
BR112022007843A2 (pt) 2022-07-05
MX2022005395A (es) 2022-05-24
CN114728370B (zh) 2023-04-07
KR102669738B1 (ko) 2024-05-27
JP2022547342A (ja) 2022-11-11
CN114728370A (zh) 2022-07-08
EP4025375A1 (en) 2022-07-13
KR20220090517A (ko) 2022-06-29
CA3158185A1 (en) 2021-05-14
US20210139321A1 (en) 2021-05-13
US12077432B2 (en) 2024-09-03
AU2020378152A1 (en) 2022-04-21
AU2020378152B2 (en) 2022-07-21
NZ786842A (en) 2023-07-28
CN116352252A (zh) 2023-06-30

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